The on-sale date is from the publication date recorded in the Catalog of Copyright Entries, Part 2, Periodicals, 1940, New Series, Vol. 35, No. 3.
w/ self-portrait of Cole
Ricca is best to pick out by his faces with rounded jaw and chin with a bump in the middle, and squinting eyes which later became more visible. His male faces may look a bit "fat" along the jaw.